<template>
  <view>
    <!--搜索组件-->
    <my-search @click="gotosearch"></my-search>
    <!--轮播图区域-->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <!--循环渲染轮播图的item-->
      <swiper-item v-for="(item,i) in swiperList" :key="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id='+item.goods_id">
          <!--动态·绑定图片的src属性-->
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
  </view>
  <!-- 分类导航区域 -->
  <view class="nav-list">
    <view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
      <image :src="item.image_src" class="nav-img"></image>
    </view>
  </view>
  <!-- 楼层区域 -->
  <view class="floor-list">
    <!-- 楼层 item 项 -->
    <view class="floor-item" v-for="(item, i) in floorList" :key="i">
      <!-- 楼层标题 -->
      <image :src="item.floor_title.image_src" class="floor-title"></image>
      <!-- 楼层图片区-->
      <view class="floor-img-box">
        <!-- 左侧大图片的盒子-->
        <navigator class="left-img-box" :url="item.product_list[0].url">
          <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
        </navigator>
        <!--右侧小盒子-->
        <view class="right-img-box">
          <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" :url="item2.url">
            <image :src="item2.image_src" mode="widthFix" :style="{width:item2.image_width + 'rpx'}"  v-if="i2 != 0"></image>
          </navigator>
        </view>
      </view>
    </view>
  </view>
</template>
<script>
  export default {
    data() {
      return {
        //这是轮播图的数据列表
        swiperList: [],
        //分类导航数据列表
        navList: [],
        //楼层数据列表
        floorList: [],
      };
    },
    onLoad() {
      //调用方法获取轮播图数据
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods: {
      async getSwiperList() {
        const res = await uni.$http.get('/api/public/v1/home/swiperdata')
        console.log(res)
        console.log(res.data.message)
        //请求失败
        if (res.data.meta.status !== 200) {
          return uni.$showMsg()
        }
        this.swiperList = res.data.message
        uni.$showMsg('数据请求成功 ')
      },
      async getNavList() {
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/home/catitems')
        if (res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      navClickHandler(item) {
        console.log(item)
        if (item.name === '分类') {
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      },
      //获取首页楼层数据
      async getFloorList() {
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/home/floordata')
        if (res.meta.status != 200) return uni.$showMsg()
        //对数据进行处理
        res.message.forEach(floor=>{
          floor.product_list.forEach(prod=>{
          prod.url='/subpkg/goods_list/goods_list?'+prod.navigator_url.split('?')[1]
          })
        })
        console.log(res)
        this.floorList = res.message
      },
      gotosearch(){
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
  //封装弹框方法
  uni.$showMsg = function(title = '数据请求失败', duration = 1500) {
    uni.showToast({
      title,
      duration,
      icon: 'none',
    })
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;

    .swiper-item,
    image {
      width: 100%;
      height: 100%;
    }
  }

  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 15px 0;

    .nav-img {
      width: 128rpx;
      height: 140rpx;
    }
  }

  .floor-title {
    height: 60rpx;
    width: 100%;
    display: flex;
  }
  .right-img-box{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  .floor-img-box{
    display: flex;
    padding-left: 10rpx;
  }
  
  .floor-img-box{
    display: flex;
    padding-left: 10rpx;
  }
  .search-box{
    position: sticky;
    top:0;
    z-index: 999;
  }
</style>